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AR303-GR3/4-GCI Diaphragm Pump w/ Gearbox & Regulator


Available for Purchase!

SKU: AR303-GR3/4-GCI Categories: ,


AR303-GR3/4-GCI – 550 RPM – Semi-Hydraulic Three Diaphragm Pump

Call for Special Pricing – 561-964-3228!

This pump supersedes Hypro D303 pump
140 degrees Fahrenheit – Max Water Temp | 35 mm – Suction | 1 inch – Outlet
GR 3/4 – Pinion inner diameter in inches / pump with mounted gearbox
GCI – Pump with a mounted control unit / unloader


  • Alternating volumetric pumps with three semi-hydraulic diaphragms for use in the gardening or semi-professional agricultural sectors, trolley-mounted in combination with electric motors or internal combustion engines for gardening, and small sprayers for medium-pressure pesticide treatments in gardens, greenhouses, orchards or vineyards
  • Parts in contact with pumped liquids in anodized aluminum. Diaphragms in NBR, Desmopan or Viton.


Max GPM 9.2
Max L/Min 34.7
Max PSI 580
MaxBar 40
Outlet 1/2″ NPT
Max Temp 140 degrees Fahrenheit
HP 3.1
Weight 19.8
Suction 1″
Pressure Medium



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Prop 65 Warning!

This product can expose you to chemicals which are known to the State of California to cause cancer.